Multiple ChoiceWhich of the following best describes the molecular polarity of C2H2F2 (1,2-difluoroethene)?3views
Multiple ChoiceWhy does the presence of lone pair electrons on the oxygen atom contribute to the polarity of a water (H_2O) molecule?2views
Multiple ChoiceIn a water molecule (H_2O), which part of the molecule attracts most of the electrons and carries a partial negative charge?2views
Multiple ChoiceWhich of the following is the best method to determine whether a molecule is polar?4views